Sherwood RD-6106/G/RDS Service Manual page 39

MC74HCUOA4AD : IC803
LOGIC DIAGRAM
TC9273N-007 : 1C401
Vgs Vpp
S1
S2
$3
(L-ch) (R-ch) s4
10bit 10bit
$5
Latch Latch
Circuit Circuit 2) $6
(Same S7
as L-ch ss
Circuit)
sg
$10
(17) 811
LEVEL SHIFT+SHIFT RESISTER
CIRCUIT
PIN ASSIGNMENT
NJM2068MD : IC402, IC407,
IC408, 1C409,
IC805, IC806,
IC809, IC810,
1C811, 1C812,
IC813
Vcc
OUT B
ING) B
IN(+) A
NJU7312AL : IC403
ss ee nl
ay et OY He
e ced | UL OL} Lee
L-COM1 © | C) R-COM1
4 OF 3 3|/2 >St—O) pg
><] ld ><] R
is OBR [sl] sllill | ssl Bt *®
«5a | 1) SIT ST SB} »
L-COM2 O © RCOM2
L7 O Ba BS O F7
obser] (| MIT) [} [ee
ee eee ee ea
od b-0 DATA
Se, ea ee
Vpb
Circuit
<p o< | CK
Vss
38